19314002 has 4 divisors (see below), whose sum is σ = 28971006. Its totient is φ = 9657000.

The previous prime is 19313977. The next prime is 19314007. The reversal of 19314002 is 20041391.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15437041 + 3876961 = 3929^2 + 1969^2 .

It is not an unprimeable number, because it can be changed into a prime (19314007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4828499 + ... + 4828502.

Almost surely, 2^19314002 is an apocalyptic number.

19314002 is a deficient number, since it is larger than the sum of its proper divisors (9657004).

19314002 is an equidigital number, since it uses as much as digits as its factorization.

19314002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9657003.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 19314002 is about 4394.7698460784. The cubic root of 19314002 is about 268.3021115978.

Adding to 19314002 its reverse (20041391), we get a palindrome (39355393).

The spelling of 19314002 in words is "nineteen million, three hundred fourteen thousand, two".